Home / 6,209.21-9,314.22-2,312.30

Finding the Fourth Proportional to 6,209.21, 9,314.22 and 2,312.30

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Solution

The fourth proportional to 6,209.21, 9,314.22 and 2,312.30 is: 3,468.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,209.21 : 9,314.22 = 2,312.30 : x
  2. Step 2: Convert to fraction form
    6,209.21/9,314.22 = 2,312.30/x
  3. Step 3: Cross multiply
    6,209.21x = 9,314.22 × 2,312.30
  4. Step 4: Simplify right side
    6,209.21x = 21,537,224.33
  5. Step 5: Solve for x
    x = 21,537,224.33/6,209.21
  6. Step 6: Final answer
    x = 3,468.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.